نتایج جستجو برای: nano silica modified bitumen

تعداد نتایج: 333822  

2017
Karol J. Kowalski Jan B. Król Piotr Radziszewski Michał Sarnowski

Environment conservation and diminishing natural resources caused an increase in popularity of the application of renewable bio-origin resources for the construction of road pavement. Currently, there are known additions of bio-origin materials for bitumen modification. Such material is also used as a flux additive for bitumen or as a rejuvenator once working with reclaimed asphalt pavement (RA...

2017
Sara Fernandes Liliana Costa Hugo Silva Joel Oliveira

The increasing environmental concern about waste materials and the necessity of improving the performance of asphalt mixtures prompted the study of incorporating different waste materials in conventional bitumen. The reuse of waste materials can present benefits at an environmental and economic level, and some wastes can be used to improve the pavement performance. Thus, the purpose of this stu...

The application of nanotechnology is a novel way of plant nutrition and a valuable technique to reduce environmental hazards by increasing yields in different agricultural sectors. In order to evaluate the content of secondary metabolites and some physiological traits of saffron a completely randomized design with 5 replications was conducted in a greenhouse, under the influence on 2 mM nano el...

2005
Kailiang Zhang Zhitang Song Songlin Feng

Silica sol nano-abrasives with large particle are prepared and characterized by TEM, PCS and Zeta potential in this paper. Results show that the silica sol nano-abrasives about 100nm are of higher stability (Zeta potential: -65mV) and narrow distribution of particle size. And then alkali CMP slurries for tungsten containing self-made silica sol nanoabrasives are prepared and applied. CMP result...

Ali Khodaii Saeed Ghaffarpour Jahromi

Nanoclays are new generation of processed clays of interest in a wide range of high performance composites. In other words, nanoclay is defined as a clay that can be modified to make the clay complexes compatible with organic monomers and polymers. Here, it can be said that the polymeric nanocomposites are among the most exciting and promising classes of materials discovered recently. A number ...

2017
Shanlin Wang Wenwen Zhang Xinquan Yu Caihua Liang Youfa Zhang

Spontaneous movement of condensed matter provides a new insight to efficiently improve condensation heat transfer on superhydrophobic surface. However, very few reports have shown the jumping behaviors on the sprayable superhydrophobic coatings. Here, we developed a sprayable silica nano-porous coating assembled by fluorinated nano-chains to survey the condensates' dynamics. The dewdrops were c...

Journal: :IOP Conference Series: Materials Science and Engineering 2019

Journal: :Journal of nanoscience and nanotechnology 2012
Lijian Xu Baizhen Chen Jingjing Du

A novel method of preparing the macrporous nickel coating was described. The macrporous nickel coating was fabricated by employing nano-silica as the template. The effects of technological conditions and the concentration of the additives on the surface quality of coating were investigated, the nano-silica was characterized transmission electron microscopy (TEM) and laser particle size analyzer...

Journal: :Forests 2023

To promote the performance of fast-growing poplar wood for furniture applications, this study proposes and investigates feasibility modifying with a urea-formaldehyde resin impregnating agent by adding nano-SiO2 as way to improve its physical mechanical properties. By observing solubility addition in resin, determine optimal ratio solid content solution. After specimens were treated nano-SiO2/U...

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